Voltron: Legendary Defender (2016) - TV Show

In an all-new series, five unlikely heroes and their flying robot lions unite to form the megapowerful Voltron and defend the universe from evil.

After Keith, Lance, Pidge, Hunk, and Shiro are sent into space in a blue lion, they find two "alteans" by the names of Allura and Coran who have been frozen in crypto-pods for ten thousand years. They then discover that they must each pilot one of the robotic lions of Voltron, and defend the universe from an alien species called the "galra", and there evil emperor "Zarkon."